JP5603339B2 - 既存のオーディオゲインメタデータを使用した信号のクリッピングの保護 - Google Patents
既存のオーディオゲインメタデータを使用した信号のクリッピングの保護 Download PDFInfo
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- JP5603339B2 JP5603339B2 JP2011534654A JP2011534654A JP5603339B2 JP 5603339 B2 JP5603339 B2 JP 5603339B2 JP 2011534654 A JP2011534654 A JP 2011534654A JP 2011534654 A JP2011534654 A JP 2011534654A JP 5603339 B2 JP5603339 B2 JP 5603339B2
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
- G10L19/173—Transcoding, i.e. converting between two coded representations avoiding cascaded coding-decoding
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
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- Engineering & Computer Science (AREA)
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- Health & Medical Sciences (AREA)
- Signal Processing (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Computational Linguistics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Stereophonic System (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Control Of Amplification And Gain Control (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10943308P | 2008-10-29 | 2008-10-29 | |
US61/109,433 | 2008-10-29 | ||
PCT/US2009/062004 WO2010053728A1 (en) | 2008-10-29 | 2009-10-26 | Signal clipping protection using pre-existing audio gain metadata |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012507059A JP2012507059A (ja) | 2012-03-22 |
JP5603339B2 true JP5603339B2 (ja) | 2014-10-08 |
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2011534654A Active JP5603339B2 (ja) | 2008-10-29 | 2009-10-26 | 既存のオーディオゲインメタデータを使用した信号のクリッピングの保護 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8892450B2 (ru) |
EP (3) | EP3217395B1 (ru) |
JP (1) | JP5603339B2 (ru) |
CN (1) | CN102203854B (ru) |
BR (1) | BRPI0919880B1 (ru) |
ES (1) | ES2963744T3 (ru) |
RU (1) | RU2468451C1 (ru) |
TW (1) | TWI416505B (ru) |
WO (1) | WO2010053728A1 (ru) |
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TWI413110B (zh) | 2009-10-06 | 2013-10-21 | Dolby Int Ab | 以選擇性通道解碼的有效多通道信號處理 |
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CN102005206B (zh) * | 2010-11-16 | 2012-07-25 | 华平信息技术股份有限公司 | 多路音频帧的混音方法 |
TW202405797A (zh) * | 2010-12-03 | 2024-02-01 | 美商杜比實驗室特許公司 | 音頻解碼裝置、音頻解碼方法及音頻編碼方法 |
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US9312829B2 (en) * | 2012-04-12 | 2016-04-12 | Dts Llc | System for adjusting loudness of audio signals in real time |
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CN102968995B (zh) * | 2012-11-16 | 2018-10-02 | 新奥特(北京)视频技术有限公司 | 一种音频信号的混音方法及装置 |
EP2757558A1 (en) * | 2013-01-18 | 2014-07-23 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Time domain level adjustment for audio signal decoding or encoding |
KR102016901B1 (ko) * | 2013-01-21 | 2019-09-02 | 돌비 레버러토리즈 라이쎈싱 코오포레이션 | 상이한 재생 디바이스들에 걸친 라우드니스 및 동적 범위의 최적화 |
MX351187B (es) * | 2013-01-28 | 2017-10-04 | Fraunhofer Ges Forschung | Metodo y aparato para reproduccion de audio normalizada de medios con y sin metadatos de sonoridad incorporados en dispositivos de medios nuevos. |
EP2959479B1 (en) * | 2013-02-21 | 2019-07-03 | Dolby International AB | Methods for parametric multi-channel encoding |
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BR112015019176B1 (pt) * | 2013-04-05 | 2021-02-09 | Dolby Laboratories Licensing Corporation | método e aparelho de expansão de um sinal de áudio, método e aparelho de compressão de um sinal de áudio, e mídia legível por computador |
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CN109903776B (zh) | 2013-09-12 | 2024-03-01 | 杜比实验室特许公司 | 用于各种回放环境的动态范围控制 |
CN111580772B (zh) * | 2013-10-22 | 2023-09-26 | 弗劳恩霍夫应用研究促进协会 | 用于音频设备的组合动态范围压缩和引导截断防止的构思 |
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US9654076B2 (en) | 2014-03-25 | 2017-05-16 | Apple Inc. | Metadata for ducking control |
PT3123469T (pt) | 2014-03-25 | 2018-07-06 | Fraunhofer Ges Forschung | Dispositivo codificador de áudio e um dispositivo descodificador de áudio com codificação de ganho eficiente no controlo de gama dinâmica |
CN106663431B (zh) * | 2014-09-12 | 2021-04-13 | 索尼公司 | 发送装置、发送方法、接收装置以及接收方法 |
FR3031852B1 (fr) * | 2015-01-19 | 2018-05-11 | Devialet | Amplificateur a reglage de niveau sonore automatique |
WO2016162283A1 (en) * | 2015-04-07 | 2016-10-13 | Dolby International Ab | Audio coding with range extension |
KR20160132574A (ko) * | 2015-05-11 | 2016-11-21 | 현대자동차주식회사 | 자동이득제어모듈, 그 제어방법, 이를 포함하는 차량, 및 그 제어방법 |
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2009
- 2009-10-26 BR BRPI0919880-6A patent/BRPI0919880B1/pt active IP Right Grant
- 2009-10-26 EP EP17166101.0A patent/EP3217395B1/en active Active
- 2009-10-26 JP JP2011534654A patent/JP5603339B2/ja active Active
- 2009-10-26 WO PCT/US2009/062004 patent/WO2010053728A1/en active Application Filing
- 2009-10-26 CN CN2009801426899A patent/CN102203854B/zh active Active
- 2009-10-26 EP EP23202859.7A patent/EP4293665A3/en active Pending
- 2009-10-26 US US13/125,846 patent/US8892450B2/en active Active
- 2009-10-26 TW TW098136170A patent/TWI416505B/zh active
- 2009-10-26 EP EP09744862.5A patent/EP2353161B1/en active Active
- 2009-10-26 ES ES17166101T patent/ES2963744T3/es active Active
- 2009-10-26 RU RU2011121587/08A patent/RU2468451C1/ru active
Also Published As
Publication number | Publication date |
---|---|
EP3217395A1 (en) | 2017-09-13 |
ES2963744T3 (es) | 2024-04-01 |
EP4293665A3 (en) | 2024-01-10 |
BRPI0919880B1 (pt) | 2020-03-03 |
US20110208528A1 (en) | 2011-08-25 |
RU2468451C1 (ru) | 2012-11-27 |
EP2353161A1 (en) | 2011-08-10 |
CN102203854A (zh) | 2011-09-28 |
TW201042637A (en) | 2010-12-01 |
EP3217395B1 (en) | 2023-10-11 |
EP2353161B1 (en) | 2017-05-24 |
EP4293665A2 (en) | 2023-12-20 |
JP2012507059A (ja) | 2012-03-22 |
US8892450B2 (en) | 2014-11-18 |
WO2010053728A1 (en) | 2010-05-14 |
BRPI0919880A2 (pt) | 2015-12-15 |
TWI416505B (zh) | 2013-11-21 |
CN102203854B (zh) | 2013-01-02 |
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